🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.02 AU - 1.64 AU

Year: 575 Days

Day: 30.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,007,952 km

• M1: 77,641 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.11 AU - 1.81 AU

Year: 661 Days

Day: 21.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,007,952 km

• M1: 40,990 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.2 AU - 2.66 AU

Year: 1420 Days

Day: 29 Hours

Environment

Temp: -88 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.79 AU - 3.73 AU

Year: 2206 Days

Day: 39.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,007,952 km

• M1: 51,462 km (0.093 R)
• M2: 1,453,194 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.73 AU - 4.25 AU

Year: 2443 Days

Day: 46.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.7

Radius: 7

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.18 AU - 20.14 AU

Year: 25482 Days

Day: 17.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,007,952 km

• M1: 87,066 km (0.109 R)
• M2: 768,185 km (0.091 R)
• M3: 1,098,348 km (0.116 R)
• M4: 1,603,839 km (0.095 R)
• M5: 1,967,810 km (0.096 R)
• M6: 2,211,954 km (0.075 R)
• M7: 3,814,147 km (0.074 R)
• M8: 4,962,610 km (0.059 R)
• M9: 7,671,528 km (0.069 R)
• M10: 9,087,023 km (0.055 R)
• M11: 9,480,765 km (0.104 R)
• M12: 11,753,456 km (0.073 R)
• M13: 12,493,666 km (0.112 R)
• M14: 15,369,087 km (0.061 R)
• M15: 31,662,539 km (0.05 R)
• M16: 43,840,853 km (0.111 R)
• M17: 61,159,649 km (0.111 R)
• M18: 62,561,381 km (0.11 R)
• M19: 64,189,155 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 19,014 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit